Home / 20,038.98-30,053.58-10,670.52

Finding the Fourth Proportional to 20,038.98, 30,053.58 and 10,670.52

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Solution

The fourth proportional to 20,038.98, 30,053.58 and 10,670.52 is: 16,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038.98 : 30,053.58 = 10,670.52 : x
  2. Step 2: Convert to fraction form
    20,038.98/30,053.58 = 10,670.52/x
  3. Step 3: Cross multiply
    20,038.98x = 30,053.58 × 10,670.52
  4. Step 4: Simplify right side
    20,038.98x = 320,687,326.46
  5. Step 5: Solve for x
    x = 320,687,326.46/20,038.98
  6. Step 6: Final answer
    x = 16,003.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.